Book review: How socialite Harriman married well: Again, and again, and yet again

Sonia Purnell has given us a page turner that matches her subject in verve and ambition in 'Kingmaker'

Pamela Digby after her wedding to Randolph Churchill, the politician and son of Winston Churchill. She later married US politician Averill Harriman. Picture: Fred Ramage/Getty Images

• Kingmaker: Pamela Churchill Harriman’s astonishing life of seduction, intrigue and power 
• Sonia Purnell 
• Virago, €31.25